# Duse vs Kron

The clearest difference is update cadence: Kron at every 3 days against Duse's fortnightly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Duse sells 4 in-app purchases, starting at $1.99 per month and Kron sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Duse ships an update fortnightly, Kron every 3 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | Duse | Kron |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (18 ratings)](https://appshunter.io/ios/app/duse-habit-tracker/id6742254716/reviews)** | — |
| Number of ratings | **18** | — |
| Positive reviews | 88.9% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 3 days** |
| Monetization | Freemium | — |
| Size | 28 MB | 20 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Andy Arevalo](https://appshunter.io/developer/1853674132) | [DANIIL SNADKIN, IE](https://appshunter.io/developer/1886093168) |

## What reviewers say

### Duse

[App page](https://appshunter.io/ios/app/duse-habit-tracker/id6742254716)

This app helps you build lasting habits and achieve your goals with a simple, customizable interface. Track good and bad habits with flexible frequencies, set personalized goals, and receive powerful reminders. Visualize your progress with insightful statistics and unlock achievements.

**Highlights:** Track good and bad habits, Flexible tracking frequencies (daily, weekly, monthly), Customizable goals and units, Multiple customizable reminders, Insightful statistics and progress visualization, Home and lock screen widgets, Achievements and notes

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $1.99 | per month |
| Yearly Premium (7-Day Trial) | $7.99 | per year |
| Yearly Premium | $7.99 | per year |
| Lifetime Access | $14.99 | one-time |


### Kron

[App page](https://appshunter.io/ios/app/kron-brain-games-focus-timer/id6760755133)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kron Pro Monthly | $1.99 | per month |
| Kron Pro Yearly | $7.99 | per year |
| Kron Lifetime | $17.99 | one-time |


## Frequently asked questions

### Is Duse free?

Duse is free to download, with in-app purchases available.

### Is Kron free?

Kron is free to download, with in-app purchases available.

### Do Duse or Kron have ads?

Neither Duse nor Kron shows ads.

### Which is updated more often, Duse or Kron?

Duse ships an update fortnightly, and Kron every 3 days. Most recently, Duse was updated on October 24, 2026 and Kron on October 24, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*